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JPL Small-Body Database Browser
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357825 (2005 UA55)
Classification:
Main-belt Asteroid
SPK-ID:
2357825
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 18
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2978080351578194
7.0532e-08
a
2.759506637833379
3.0989e-08
au
q
1.93770338801526
1.9355e-07
au
i
15.09426399098564
7.1164e-06
deg
node
31.92125092474961
1.7324e-05
deg
peri
299.7218728173832
2.0857e-05
deg
M
24.56697867817842
1.4243e-05
deg
t
p
2458486.239836909896
(2019-Jan-02.73983691)
6.5138e-05
TDB
period
1674.347474765966
4.58
2.8204e-05
7.722e-08
d
yr
n
.2150091336628435
3.6218e-09
deg/d
Q
3.581309887651498
4.0218e-08
au
Orbit Determination Parameters
# obs. used (total)
320
data-arc span
5676 days (15.54 yr)
first obs. used
2004-04-22
last obs. used
2019-11-06
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.50702
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 23:22:44
Additional Information
Earth MOID
= .976909 au
Jupiter MOID
= 2.0245 au
T_jup
= 3.228
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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Physical Parameters
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Discovery Circumstances
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.8
n/a
MPO264886
diameter
diameter
4.437
km
1.382
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)
geometric albedo
albedo
0.043
0.034
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)
357825 (2005 UA55)
Discovered 2005-Oct-23 by CSS at Catalina
Reference:
20130327/Numbers.arc
Last Updated:
2013-03-29
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-12 01:28 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin